نتایج جستجو برای: gcm
تعداد نتایج: 2990 فیلتر نتایج به سال:
A linear stochastic model is used to simulate the midlatitude storm tracks produced by an atmospheric GCM. A series of six perpetual insolation/SST GCM experiments are first performed for each month. These experiments capture the ‘‘midwinter suppression’’ of the Pacific storm track in a particularly clean way. The stochastic model is constructed by linearizing the GCM about its January climatol...
[1] This study explores the impact of spring subsurface soil temperature (SUBT) anomaly in the western U.S. on North American summer precipitation, mainly southeastern U.S., and possible mechanisms using a regional climate Eta model and a general circulation model (GCM). The GCM produces the lateral boundary condition (LBC) for the Eta model. Two initial SUBT conditions (one cold and another wa...
In this paper, we study the security proofs of GCM (Galois/Counter Mode of Operation). We first point out that a lemma, which is related to the upper bound on the probability of a counter collision, is invalid. Both the original privacy and authenticity proofs by the designers are based on the lemma. We further show that the observation can be translated into a distinguishing attack that invali...
رشد روزافزون تجارت الکترونیکی و استقبال مشتریان از این شیوه تجارت سبب ازدیاد حجم اطلاعات و تنوع محصولات و در نتیجه سخت شدن انتخاب برای مشتریان شده است. سیستمهای پیشنهاددهنده در حل این مشکل به کمک بشر آمده اند و در این راستا از شیوه پالایش اطلاعات استفاده می کنند که از جمله آنها روشهای خوشه بندی ترکیبی می باشد. یکی از روشها، ترکیب الگوریتمهای تکاملی با الگوریتمهای خوشه بندی پایه است. در این مقال...
Background: In most states, mental illness costs are an increasing share of Medicaid expenditures. Specialized depression care managers (CM) have consistently demonstrated improvements in patient outcomes relative to usual primary care (UC), but are costly and may not be fully utilized in smaller practices. A generalist care manager (GCM) could manage multiple chronic conditions and be more acc...
A thought experiment on atmospheric interannual variability associated with El Niño is formulated and is used to investigate the seasonal predictability as it relates to the practice of generating ensemble GCM predictions. The purpose of the study is to gain insight on two important issues within seasonal climate forecasting: (i) the dependence of seasonal forecast skill on a GCM’s ensemble siz...
BACKGROUND In most states, mental illness costs are an increasing share of Medicaid expenditures. Specialized depression care managers (CM) have consistently demonstrated improvements in patient outcomes relative to usual primary care (UC), but are costly and may not be fully utilized in smaller practices. A generalist care manager (GCM) could manage multiple chronic conditions and be more acce...
The purpose of this study was to evaluate the use of glass capillary micropipette (GCM) as a vessel forvitrification of bovine oocytes. Cumulus-oocyte complexes (COCs) were obtained from slaughter-house andwashed 5 to 6 times in the washing medium (TCM-199 + 20% FBS) and randomly assigned to treatment andcontrol group. In the first step of vitrification, COCs were exposed to first vitrification...
[1] Hydrologic impacts of climate change are usually assessed by downscaling the General Circulation Model (GCM) output of large-scale climate variables to local-scale hydrologic variables. Such an assessment is characterized by uncertainty resulting from the ensembles of projections generated with multiple GCMs, which is known as intermodel or GCM uncertainty. Ensemble averaging with the assig...
Using General Circulation Models (GCMs) for tropical cyclone studies is difficult due to the relatively small size of the storms, the intense convection and multitudes of large-scale small-scale interactions. These are mostly unresolved at typical GCM resolutions of about 50-100 km, and still challenged at high resolutions between 12-30 km. Nevertheless, high-resolution GCMs are becoming a tool...
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